There is no such thing as “the best formula for tonifying Yin deficiency of the Liver and Kidneys”. Chinese herbal formulas such as Qi Ju Di Huang Wan and Liu Wei Di Huang Wan can be used for tonifying Yin deficiency of the liver and kidneys, and the flavors of the medicines can be increased or decreased according to the symptoms to suit the individual’s condition. Patients should consult a doctor before using the medication and should not use the medication on their own. Liver and kidney yin deficiency is mainly caused by yin deficiency of the liver and kidneys and internal disturbance of deficiency heat, mostly due to prolonged illness, internal injuries of emotions and feelings, and indiscretion in sexual intercourse. Dizziness and tinnitus, distension and pain in the abdomen and ribs, and lumbar and knee soreness and weakness (a feeling of soreness and weakness in the lumbar and knee regions) are common symptoms. Qi Ju Di Huang Wan is composed of Liu Wei Di Huang Wan plus wolfberry and chrysanthemum, which has the effect of nourishing the kidney, nourishing the liver and brightening the eyes, and is mainly used for the treatment of Yin deficiency of the liver and kidney, with symptoms such as dizziness and blurred vision in both eyes, or dryness of the eyes and tears in the wind. Liu Wei Di Huang Wan is composed of Radix Rehmanniae Praeparata, Rhizoma Dioscoreae, Rhizoma Coptidis and other medicines, with the effect of nourishing yin and tonifying the kidney, and is mainly used for treating dizziness and ringing in the ears, lumbar and knee soreness and weakness (a feeling of soreness and weakness of the waist and knees), bone vaporization and tidal fever (a burst of heat, feeling that the heat is penetrating from the inside of the bone to the outside), spermatorrhea and night sweating (abnormal sweating after going to sleep and stopping sweating after waking up), and so on. The use of drugs is recommended under the guidance of a doctor and should not be used on its own.